The PRESIDENT (Dr. Oscar Faber, O.B.E. M.Inst.C.E.) proposed a hearty vote of thanks to
Mr. Bridges for his excellent paper, and for the tremendous number of slides by which he had illustrated it. Mr. E. VICKERS (Associate Member) expressed his intense interest in the paper inasmuch as he had been associated throughout the greater part of his life with the type of work described therein.